Table 3.

Thermodynamic Parameters Derived from Thermal Denaturations of Mixtures of Proteins

Protein (2.0 μM) Tm(°C) ΔG37 (kcal/mole) ΔH (kcal/mole)
B-EE34(V)‖A-RR34(V)57.6−14.7−111.2
B-EE34(N)‖A-RR34(N)50.1−11.7−99.3
B-EE34(V)‖A-RR34(N)43.4−9.4−81

[i] The table presents the thermodynamic parameters of heterodimers composed of the indicated two proteins measured by circular dichroism spectroscopy at 222 nm for three heterodimers, including melting temperature (Tm, °C), Gibbs free energy 37°C, ΔG (kcal/mol), and ΔH (kcal/mol).